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waves
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int[][] result; | |
float t, c; | |
float ease(float p) { | |
return 3*p*p - 2*p*p*p; | |
} | |
float ease(float p, float g) { | |
if (p < 0.5) | |
return 0.5 * pow(2*p, g); | |
else | |
return 1 - 0.5 * pow(2*(1 - p), g); | |
} | |
float mn = .5*sqrt(3), ia = atan(sqrt(.5)); | |
void push() { | |
pushMatrix(); | |
pushStyle(); | |
} | |
void pop() { | |
popStyle(); | |
popMatrix(); | |
} | |
float c01(float g) { | |
return constrain(g, 0, 1); | |
} | |
void draw() { | |
if (!recording) { | |
t = mouseX*1.0/width; | |
c = mouseY*1.0/height; | |
if (mousePressed) | |
println(c); | |
draw_(); | |
} else { | |
for (int i=0; i<width*height; i++) | |
for (int a=0; a<3; a++) | |
result[i][a] = 0; | |
c = 0; | |
for (int sa=0; sa<samplesPerFrame; sa++) { | |
t = map(frameCount-1 + sa*shutterAngle/samplesPerFrame, 0, numFrames, 0, 1); | |
draw_(); | |
loadPixels(); | |
for (int i=0; i<pixels.length; i++) { | |
result[i][0] += pixels[i] >> 16 & 0xff; | |
result[i][1] += pixels[i] >> 8 & 0xff; | |
result[i][2] += pixels[i] & 0xff; | |
} | |
} | |
loadPixels(); | |
for (int i=0; i<pixels.length; i++) | |
pixels[i] = 0xff << 24 | | |
int(result[i][0]*1.0/samplesPerFrame) << 16 | | |
int(result[i][1]*1.0/samplesPerFrame) << 8 | | |
int(result[i][2]*1.0/samplesPerFrame); | |
updatePixels(); | |
saveFrame("f###.gif"); | |
if (frameCount==numFrames) | |
exit(); | |
} | |
} | |
////////////////////////////////////////////////////////////////////////////// | |
int samplesPerFrame = 4; | |
int numFrames = 200; | |
float shutterAngle = .5; | |
boolean recording = false; | |
void setup() { | |
size(800, 720, P3D); | |
pixelDensity(recording ? 1 : 2); | |
smooth(8); | |
result = new int[width*height][3]; | |
rectMode(CENTER); | |
strokeWeight(3.4); | |
fill(#111111); | |
} | |
float x, y, z, tt; | |
int N = 360; | |
float th, qq; | |
float h = 12, H = 24; | |
int nw = 10; | |
float d = 28; | |
int nd = 16; | |
void wave(int q) { | |
stroke(cs[(q+100)%3]); | |
beginShape(); | |
for (int i=0; i<N; i++) { | |
qq = i/float(N-1); | |
th = TWO_PI*qq*nw + TWO_PI*t; | |
x = lerp(-width*.7, width*.7, qq); | |
y = -H + h*sin(th) + h*.05*sin(3*th); | |
vertex(x, y); | |
} | |
for (int i=0; i<N; i++) { | |
qq = 1-i/float(N-1); | |
th = TWO_PI*qq*nw + TWO_PI*t; | |
x = lerp(-width*.7, width*.7, qq); | |
y = H + h*sin(th) + h*.05*sin(3*th); | |
vertex(x, y); | |
} | |
endShape(); | |
stroke(cs[(q+101)%3]); | |
for (int i=0; i<nd; i++) { | |
th = TWO_PI*i*1.5/nd + QUARTER_PI*q; | |
push(); | |
translate(map(i, 0, nd-1, -width*.7, width*.7), (H+h+d/2 + 16)*sin(TWO_PI*t + th), 5*cos(TWO_PI*t + th)); | |
ellipse(0, 0, d, d); | |
pop(); | |
} | |
} | |
color[] cs = { #FFFFFF, #F012BE, #01FF70 }; | |
void draw_() { | |
background(#111111); | |
push(); | |
translate(width/2, height/2); | |
rotate(-TWO_PI/12); | |
for (int i=-4; i<5; i++) { | |
push(); | |
translate(0, 5.2*i*H); | |
wave(i); | |
pop(); | |
} | |
pop(); | |
} |
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